John Deere 4250 Tractor Parts

4250 parts and accessories

The John Deere 4250, manufactured from 1981 to 1986, was a popular workhorse on farms across the country. Powered by a robust 120-horsepower diesel engine, it delivered a reliable 100 PTO horsepower. Farmers appreciated its versatility and dependability in a variety of agricultural applications, making it a sought-after tractor in its class.

Introduced in 1981 as part of the John Deere Series 50 line, the 4250 quickly gained a reputation for its reliability and power. Production continued until 1986. Under the hood resides a John Deere 6.8L (414 cu in) 6-cylinder diesel engine, producing approximately 120 engine horsepower. The engine is naturally aspirated and designed for efficient fuel consumption. Transmission options included a Quad-Range transmission with 16 forward and 6 reverse gears, providing excellent speed control for different field operations. The independent PTO delivers 100 horsepower at either 540 or 1000 RPM, catering to a wide range of implements. Its hydraulic system boasts a capacity of around 29 GPM, powering two or three rear remotes. The Category II 3-point hitch offers a lift capacity of approximately 6,200 lbs, making it suitable for various row crop, haying, and livestock operations. Compared to models like the 4050 or 4450, the 4250 offered a balanced combination of power and maneuverability, making it an ideal choice for medium-sized farms.

Specifications

Engine	John Deere 6.8L Diesel, 120 HP
PTO HP	100 HP @ 540/1000 RPM
Transmission	Quad-Range, 16 forward and 6 reverse
Hydraulics	29 GPM, 2-3 remotes
3-Point Hitch	Category II, 6200 lbs
Fuel Capacity	44 gallons
Weight	12,800 lbs
Years Produced	1981-1986

Maintenance Tips

Engine Oil and Filter: Change engine oil and filter every 250 hours of operation using the recommended John Deere oil specification. Regularly check oil levels.
Hydraulic System: Inspect hydraulic oil levels and change hydraulic filters every 500 hours. Use John Deere Hy-Gard or equivalent hydraulic fluid to prevent wear and ensure proper function.
Fuel System: Use clean, high-quality diesel fuel and replace fuel filters every 250 hours. Check for water and sediment in the fuel tank regularly, especially before seasonal storage.
Seasonal Storage: Before storing the tractor for extended periods, drain fuel, add fuel stabilizer, change engine oil, grease all fittings, and disconnect the battery. Store in a dry, covered location.

History & Background

The John Deere 4250 was launched in 1981 as part of the '50 series' tractors. No major design changes occurred during its production run from 1981-1986. It remains a popular choice for farmers due to its reliability, ease of maintenance, and affordability, contributing significantly to John Deere's legacy in agricultural machinery.

Frequently Asked Questions

What engine is in the John Deere 4250?

The John Deere 4250 is equipped with a John Deere 6.8L (414 cubic inch) 6-cylinder diesel engine producing approximately 120 horsepower.

What is the PTO horsepower on a 4250?

The John Deere 4250 delivers 100 PTO horsepower and offers both 540 and 1000 RPM PTO options.

What oil filter fits the 4250?

The John Deere 4250 typically uses a John Deere AR51736 oil filter. Common cross-references include Wix 51791, Fram PH3756, and Baldwin B232.

What are common parts needed for the 4250?

Common wear parts for the John Deere 4250 include: oil filters, fuel filters, air filters, hydraulic filters, belts (fan belt, alternator belt), hydraulic cylinder seals, steering components (tie rod ends), and clutch components.

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